National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Indianapolis International Airport (KIND)

Lat: 39.73°NLon: 86.28°WElev: 790ft.

Overcast

69°F

21°C

Humidity 33%
Wind Speed SW 18 mph
Barometer 29.95 in (1014.0 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 25 Mar 5:54 pm EDT
Extended Forecast for

Castleton IN

  • Tonight

    Tonight: Isolated showers before 2am, then scattered showers and thunderstorms between 2am and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 58. South southwest wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Mostly Cloudy
    then Showers
    Likely

  • Thursday

    Thursday: Scattered showers and thunderstorms before 8am, then isolated showers and thunderstorms after 5pm. Partly sunny, with a high near 84. Southwest wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 84 °F

    Scattered
    T-storms

  • Thursday Night

    Thursday Night: Isolated showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 42. Southwest wind 14 to 16 mph becoming north after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 42 °F

    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 49. North northeast wind around 14 mph, with gusts as high as 23 mph.

    High: 49 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly clear, with a low around 29. North northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 51. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 51 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35. South southeast wind around 6 mph.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 61. South wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 61 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 51. South wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Isolated showers before 2am, then scattered showers and thunderstorms between 2am and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 58. South southwest wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Scattered showers and thunderstorms before 8am, then isolated showers and thunderstorms after 5pm. Partly sunny, with a high near 84. Southwest wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Thursday Night
Isolated showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 42. Southwest wind 14 to 16 mph becoming north after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Friday
Mostly cloudy, with a high near 49. North northeast wind around 14 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 29. North northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 51. Calm wind becoming northwest around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 35. South southeast wind around 6 mph.
Sunday
Partly sunny, with a high near 61. South wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 51. South wind 8 to 10 mph, with gusts as high as 20 mph.
Monday
A 20 percent chance of rain and thunderstorms. Mostly sunny, with a high near 71. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Monday Night
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 57.
Tuesday
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a high near 75.
Tuesday Night
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 61.
Wednesday
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Castleton IN
 39.9°N 86.09°W (Elev. 801 ft)
Last Update:
5:52 pm EDT Mar 25, 2026
Forecast Valid:
6pm EDT Mar 25, 2026-6pm EDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation